Posts by 

Les Cowley

Red suns and moons are from wildfires

Wildfire smoke is already drifting across North America in 2023, creating redder-than-usual sunsets. Here's why wildfires cause red suns and moons.

First-ever image of 5th order rainbow!

The fabled quinary or 5th order rainbow is made by sunlight reflected five times inside raindrops. Now, for the first time, we have an image of one.